diff --git a/go.mod b/go.mod
index 6f7f8c9f0..0ac361e0f 100644
--- a/go.mod
+++ b/go.mod
@@ -18,7 +18,7 @@ require (
 	gopkg.in/go-playground/webhooks.v3 v3.13.0
 	gopkg.in/yaml.v2 v2.3.0
 	knative.dev/hack v0.0.0-20210203173706-8368e1f6eacf
-	knative.dev/net-istio v0.20.1-0.20210211111923-d78daae8ad93
+	knative.dev/net-istio v0.20.1-0.20210219212303-59b2af9679f7
 )
 
 replace go.opencensus.io => go.opencensus.io v0.20.2
diff --git a/go.sum b/go.sum
index a57df2788..2e88512b1 100644
--- a/go.sum
+++ b/go.sum
@@ -1099,10 +1099,11 @@ k8s.io/utils v0.0.0-20200324210504-a9aa75ae1b89/go.mod h1:sZAwmy6armz5eXlNoLmJcl
 k8s.io/utils v0.0.0-20200729134348-d5654de09c73/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 knative.dev/hack v0.0.0-20210203173706-8368e1f6eacf h1:u4cY4jr2LYvhoz/1HBWEPsMiLkm0HMdDTfmmw1RE8zE=
 knative.dev/hack v0.0.0-20210203173706-8368e1f6eacf/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
-knative.dev/net-istio v0.20.1-0.20210211111923-d78daae8ad93 h1:0yFVF+TkIUNTZGE6SbaBgyHrVtM/yI5s9C1rzHO9LeA=
-knative.dev/net-istio v0.20.1-0.20210211111923-d78daae8ad93/go.mod h1:AcZrCQtvvbLbiacGSsDO7kYvvlR5WlUAybKmGuVDKRg=
-knative.dev/networking v0.0.0-20210209171856-855092348016/go.mod h1:NQPUbkM8iJDoeOnSq/LnLfgIq8nID5uPEjstTPWujKE=
-knative.dev/pkg v0.0.0-20210208175252-a02dcff9ee26/go.mod h1:TJSdebQOWX5N2bszohOYVi0H1QtXbtlYLuMghAFBMhY=
+knative.dev/net-istio v0.20.1-0.20210219212303-59b2af9679f7 h1:gvSi8xifF84Bvgye0LjFECXNeNbJd7kqJ6+x8Clk3IM=
+knative.dev/net-istio v0.20.1-0.20210219212303-59b2af9679f7/go.mod h1:QyRaEKLeUgHuFi8g6HAy+4cquaNLYqD/9mhT+Nnqj1U=
+knative.dev/networking v0.0.0-20210216014426-94bfc013982b/go.mod h1:Crdn87hxdFd3Jj6PIyrjzGnr8OGHX35k5xo9jlOrjjA=
+knative.dev/pkg v0.0.0-20210215165523-84c98f3c3e7a/go.mod h1:TJSdebQOWX5N2bszohOYVi0H1QtXbtlYLuMghAFBMhY=
+knative.dev/pkg v0.0.0-20210216013737-584933f8280b/go.mod h1:TJSdebQOWX5N2bszohOYVi0H1QtXbtlYLuMghAFBMhY=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/install-istio.sh b/vendor/knative.dev/net-istio/third_party/istio-stable/install-istio.sh
index a3a2dadd7..f73519d59 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/install-istio.sh
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/install-istio.sh
@@ -17,13 +17,13 @@
 source $(dirname $0)/../download-istio.sh
 
 # Download Istio
-download_istio 1.7.7
+download_istio 1.8.2
 trap cleanup_istio EXIT
 
-# Install Istio
-${ISTIO_DIR}/bin/istioctl install -f "$(dirname $0)/$1"
+${ISTIO_DIR}/bin/istioctl install -f "$(dirname $0)/$1" -y
 
+# Temporarily disable this (https://github.com/knative-sandbox/net-istio/issues/503)
 # Enable mTLS STRICT in mesh mode
-if [[ $MESH -eq 1 ]]; then
-  kubectl apply -f "$(dirname $0)/extra/global-mtls.yaml"
-fi
+# if [[ $MESH -eq 1 ]]; then
+#   kubectl apply -f "$(dirname $0)/extra/global-mtls.yaml"
+# fi
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-mesh.yaml b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-mesh.yaml
index 1ed01659c..d068e09fa 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-mesh.yaml
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-mesh.yaml
@@ -43,8 +43,6 @@ spec:
   addonComponents:
     pilot:
       enabled: true
-    prometheus:
-      enabled: false
 
   components:
     ingressGateways:
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-no-mesh.yaml b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-no-mesh.yaml
index d8b8b2a37..685dc74c7 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-no-mesh.yaml
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-ci-no-mesh.yaml
@@ -36,8 +36,6 @@ spec:
   addonComponents:
     pilot:
       enabled: true
-    prometheus:
-      enabled: false
 
   components:
     ingressGateways:
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-mesh.yaml b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-mesh.yaml
index 25d2837ac..557d692ca 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-mesh.yaml
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-mesh.yaml
@@ -45,8 +45,6 @@ spec:
   addonComponents:
     pilot:
       enabled: true
-    prometheus:
-      enabled: false
 
   components:
     ingressGateways:
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-no-mesh.yaml b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-no-mesh.yaml
index 8341ca8b3..b825e34c1 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-no-mesh.yaml
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-kind-no-mesh.yaml
@@ -38,8 +38,6 @@ spec:
   addonComponents:
     pilot:
       enabled: true
-    prometheus:
-      enabled: false
 
   components:
     ingressGateways:
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-minimal.yaml b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-minimal.yaml
index 7e3f6086c..2f10bea7e 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/istio-minimal.yaml
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/istio-minimal.yaml
@@ -27,8 +27,6 @@ spec:
   addonComponents:
     pilot:
       enabled: true
-    prometheus:
-      enabled: false
 
   components:
     ingressGateways:
diff --git a/vendor/knative.dev/net-istio/third_party/istio-stable/placeholder.go b/vendor/knative.dev/net-istio/third_party/istio-stable/placeholder.go
index bb1258ed8..660c47ea0 100644
--- a/vendor/knative.dev/net-istio/third_party/istio-stable/placeholder.go
+++ b/vendor/knative.dev/net-istio/third_party/istio-stable/placeholder.go
@@ -1,9 +1,12 @@
 /*
-Copyright 2020 The Knative Authors
+Copyright 2021 The Knative Authors
+
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
-    https://www.apache.org/licenses/LICENSE-2.0
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -11,5 +14,6 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// Package config exists to make the config directory importable.
-package config
+// Package stable enables the istio configuration to be vendored so that
+// downstream repos can vendor configs with `go mod`.
+package stable
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 2d5bacb18..9fe3cf475 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -272,7 +272,7 @@ gopkg.in/yaml.v2
 # knative.dev/hack v0.0.0-20210203173706-8368e1f6eacf
 ## explicit
 knative.dev/hack
-# knative.dev/net-istio v0.20.1-0.20210211111923-d78daae8ad93
+# knative.dev/net-istio v0.20.1-0.20210219212303-59b2af9679f7
 ## explicit
 knative.dev/net-istio/third_party
 knative.dev/net-istio/third_party/istio-stable